Embed Size (px)
Citation preview
NVIDIA FX Composer 2Shader Authoring for Everyone
Philippe Rollin
Aravind Kalaiah
© NVIDIA Corporation 2007
NVIDIA FX ComposerShader Development Ecosystem
Profiler
DebuggerCompiler
Authoring
Shader Library
© NVIDIA Corporation 2007
NVIDIA FX Composer 2Shader Authoring for everyone
User-Friendly Shader Authoring
Advanced Shader Performance Analysis
Deep Content Pipeline Integration
© NVIDIA Corporation 2007
User-Friendly Shader AuthoringShader Authoring for everyone
Technical Directors
DevelopersArtists
© NVIDIA Corporation 2007
User-Friendly Shader AuthoringCustomizable User Interface
Versatile panel docking system
Pre-defined layoutsArtistsShader authoringPerformance tuning
Define your own layouts
Customizable toolbars
© NVIDIA Corporation 2007
User-Friendly Shader AuthoringIntuitive Scene Manipulation
Improved selection & manipulation
Drag-and-drop light binding
Drag-and-drop texture binding
© NVIDIA Corporation 2007
User-Friendly Shader Authoringmental mill™ Artist Edition
Bundled with FX Composer 2
Visually author shaders
Export to FX Composer via CgFX or HLSL
FX Composer 2mental mill Artist Edition
© NVIDIA Corporation 2007
Shader Performance Analysis
Supports COLLADA FX Cg, HLSL and CgFX effects
Analyze across multiple GPUs and drivers
Shader throughput
Register usage
Instruction counts
Branching performance
Intuitive Data Presentation
Graph and table view
Export data to Excel
© NVIDIA Corporation 2007
Deep Content Pipeline IntegrationRemapping, automation, and more
Remapping CapabilitiesSemantic And Annotations
Vertex Attributes
Automation CapabilitiesPowerful Python scripting support
Access every aspect of FX Composer in scripts
Plugin SDKCreate your own plugins for FX Composer 2
Many samples already available
© NVIDIA Corporation 2007
Deep Content Pipeline IntegrationComplete COLLADA Support
mental mill™
FX Composer 2 COLLADA
Autodesk Maya
Autodesk 3dsmax
Softimage|XSI
© NVIDIA Corporation 2007
Deep Content Pipeline IntegrationProduction Pipeline Example
Demo
Cg Shader Debugger
© NVIDIA Corporation 2007
Cg Shader Debugger
Shaders can have long and complex algorithms
Introducing Shader DebuggerDebug Cg Shaders (CgFX and COLLADA FX)
Analyze the control flow
Visualize the variable values
Debug individual pixels
Debug multiple shaders concurrently
Available in FX Composer 2.4
Seamlessly integrated to shader authoring pipeline
Demo
© NVIDIA Corporation 2007
Cg Shader Debugger Overview
Shader being debugged
Screen shows the
debug variable or expression
Choose the local variable to visualize
List the parameters and the visible
variables
The output RGBA channel mapping
Enter the expression to visualize
Determine the variable value for a
chosen pixel
Navigate the code to the next/previous
location
Special modes to help understand
branches, loops, and function calls
List of functions in the shader
Choose the technique and pass to debug
List of shaders being
debugged
Choose the location at which to output
the variable
Kill Fragment modeSingle pixel debugging
mode
© NVIDIA Corporation 2007
Cg Shader Debugger Summary
Shader debuggingDebug CgFX and COLLADA FX Cg fragment shaders
Debug multiple shaders at once
Navigate the code using Shader Editor
Visualize variable values
Exciting FeaturesKill fragment: kill fragments that don’t reach the chosen location
Debug individual pixels: Go to next or previous statement; Trace loops and branches; step into and out of function calls
© NVIDIA Corporation 2007
Conclusion
Most comprehensive Shader IDE
Accessible to a wide user base
Streamlined pipeline integration
Advanced debugging and performance analysis
© NVIDIA Corporation 2007
Questions ?
Downloadshttp://developer.nvidia.com/fxcomposer
Forumshttp://developer.nvidia.com/forums
Please visit us Booth #513 for a lot more!
© NVIDIA Corporation 2007
PerfKit 5
The NVIDIA Developer ToolkitThe NVIDIA Developer Toolkit
GPU Programming Guide
ShaderPerf 2
PerfHUD 5
Conference Presentations
PerfSDK
GLExpert
gDEBugger
NV PIX Plug-in
SDK 10FX Composer 2
Melody
Texture Tools 2
Cg Toolkit
NVSG
Content CreationContent Creation Software Software DevelopmentDevelopment PerformancePerformance DocumentationDocumentation
Videos
mental mill Artist Edition
Books
© NVIDIA Corporation 2007
GPU Gems 3 Available Now!
SIGGRAPH Bookstore
Major Book Retailers
Includes chapters fromAdobe Systems
Apple
Crytek
Cornell University
Electronic Arts
Havok
Juniper Networks
Microsoft
SEGA
…and many more
